1--TEST--
2Return type covariance; extends class
3--FILE--
4<?php
5
6class A {
7 function foo(): A {}
8}
9
10class B extends A {
11 function foo(): StdClass {}
12}
13--EXPECTF--
14Fatal error: Declaration of B::foo(): StdClass must be compatible with A::foo(): A in %s on line %d
15
